---
title: "Actor · Glossary · Agentic Atlas"
description: "Actor: a participant that exercises judgment or performs work in a workflow."
canonical: "https://agentic-atlas.dev/glossary/actor"
last-updated: "2026-09-23"
---

1. [Agentic Atlas](https://agentic-atlas.dev/)
2. [Glossary](https://agentic-atlas.dev/glossary)
3. Actor

Glossary definition

# Actor

Atlas key

actor

Catalog order

01

Used in

9 sections

Catalog revision · e0cb75881244b1a82193ca738b82a0d508dd62e822524ae82873ec79d51dbb61

a participant that exercises judgment or performs work in a workflow. LLM actors have context windows; humans have their own attention and information constraints. Deterministic tools participate but exercise no judgment of their own. ([context economy](https://agentic-atlas.dev/nodes/context-economy), human-in-the-loop gate)

[Browse the complete glossary](https://agentic-atlas.dev/glossary)

## Used in

- [Context Efficiency](https://agentic-atlas.dev/nodes/context-efficiency#why-it-matters-the-problem) Why it matters · 1 mention
- [Context Flow](https://agentic-atlas.dev/nodes/context-flow#definition) Definition · 1 mention
- [The Contract](https://agentic-atlas.dev/nodes/contract-documentation#model-and-claims) Model and claims · 1 mention
- [Cost Relocation](https://agentic-atlas.dev/nodes/cost-relocation#intent-the-problem-and-the-move) Intent · 1 mention
- [LLM Dispatch](https://agentic-atlas.dev/nodes/llm-dispatch#model-and-claims) Model and claims · 1 mention
- [One Guide, Three Bills](https://agentic-atlas.dev/nodes/one-guide-three-bills#problem-signal) Problem signal · 1 mention
- [Reference Data](https://agentic-atlas.dev/nodes/reference-data#forces) Forces · 1 mention
- [Statelessness](https://agentic-atlas.dev/nodes/statelessness#model-and-claims-one-property-two-faces) Model and claims · 1 mention
- [Subagent Offload](https://agentic-atlas.dev/nodes/subagent-offload#intent) Intent · 1 mention